DFA3D: 3D Deformable Attention For 2D-to-3D Feature Lifting

Hongyang Li, Hao Zhang, Zhaoyang Zeng +4

In this paper, we propose a new operator, called 3D DeFormable Attention (DFA3D), for 2D-to-3D feature lifting, which transforms multi-view 2D image features into a unified 3D spac…